/* 加载图标--音波线 */
@keyframes jump {

    0%,
    40% {
        transform: scaleY(1);
    }

    20% {
        transform: scaleY(2.5);
    }
}
.loading-line {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.loading-line>div {
    width: 3px;
    height: 25px;
    margin-right: 2px;
    background-color: rgba(25, 196, 138, .9);
    animation: jump 1.2s ease-in-out 0s infinite;
}

.loading-line>div:nth-child(2) {
    animation-delay: .1s;
}

.loading-line>div:nth-child(3) {
    animation-delay: .2s;
}

.loading-line>div:nth-child(4) {
    animation-delay: .3s;
}

.loading-line>div:nth-child(5) {
    animation-delay: .4s;
}

.loading-line>div:last-child {
    margin-right: 0;
}